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Date: Fri, 23 Jan 2009 12:51:59 -0800 (PST)
From: "Rama, Ramasamy (JIRA)" <jira@apache.org>
To: core-dev@hadoop.apache.org
Subject: [jira] Commented: (HADOOP-4944) Allow Xinclude in hadoop config
 file
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    [ https://issues.apache.org/jira/browse/HADOOP-4944?page=3Dcom.atlassia=
n.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=3D126=
66697#action_12666697 ]=20

Rama, Ramasamy commented on HADOOP-4944:
----------------------------------------

That was the original idea, but xerces currently doesn=E2=80=99t support xp=
ointer() scheme (http://xerces.apache.org/xerces2-j/faq-xinclude.html#faq-8=
) and got the following error:


hadoop5224.snc1.facebook.com: [Warning] hadoop-site.xml:9:147: SchemeUnsupp=
orted: The XPointer scheme 'xpointer' is not supported.
..
2009-01-23 12:28:49,678 FATAL org.apache.hadoop.conf.Configuration: error p=
arsing conf file: org.xml.sax.SAXParseException: An 'include' failed, and n=
o 'fallback' element was found.
2009-01-23 12:28:49,679 ERROR org.apache.hadoop.mapred.TaskTracker: Can not=
 start task tracker because java.lang.RuntimeException: org.xml.sax.SAXPars=
eException: An 'include' failed, and no 'fallback' element was found.
        at org.apache.hadoop.conf.Configuration.loadResource(Configuration.=
java:912)


> Allow Xinclude in hadoop config file
> ------------------------------------
>
>                 Key: HADOOP-4944
>                 URL: https://issues.apache.org/jira/browse/HADOOP-4944
>             Project: Hadoop Core
>          Issue Type: Improvement
>          Components: conf
>            Reporter: Rama, Ramasamy
>            Assignee: Rama, Ramasamy
>            Priority: Minor
>             Fix For: 0.20.0
>
>         Attachments: configInclude2.patch, includes_in_conf.diff.txt
>
>
> It would be easier to mange the configuration of hadoop by allowing inclu=
de files in configuration file (file: hadoop-site.xml)

--=20
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